package com.sky.controller.admin;


import com.sky.dto.DishDTO;
import com.sky.dto.DishPageQueryDTO;
import com.sky.entity.Dish;
import com.sky.result.PageResult;
import com.sky.result.Result;
import com.sky.service.DishService;
import com.sky.vo.DishVO;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.web.bind.annotation.*;

import java.util.List;
import java.util.Set;

@RestController
@RequestMapping("/admin/dish")
@Api(tags="菜品相关接口")
@Slf4j
public class DishController {

    @Autowired
    private DishService dishService;
    @Autowired
    private RedisTemplate redisTemplate;
    /**
     * 新增菜品
     * @param dishDto
     * @return
     */
    @PostMapping
    @ApiOperation("新增菜品")
    public Result save(@RequestBody DishDTO dishDto){
        log.info("新增菜品：{}", dishDto);
        dishService.saveWithFlavor(dishDto);

        clearCache("dish_"+dishDto.getCategoryId());

        return Result.success();
    }

    @GetMapping("/page")
    @ApiOperation("菜品分页查询")
    public Result<PageResult> page( DishPageQueryDTO dishPageQueryDTO ){
        log.info("菜品分页查询");
        PageResult pageResult =dishService.pageQuery(dishPageQueryDTO);
        return Result.success(pageResult);
    }

    /**
     * 菜品批量删除
     * @param ids
     * @return
     */
    @DeleteMapping
    @ApiOperation("菜品批量删除")
    public Result delete(@RequestParam List<Long> ids){
        log.info("菜品批量删除");
        dishService.deleteBatch(ids);

        // 删除所有缓存数据
        clearCache("dish_*");

        return Result.success();
    }


    /**
     * 根据id查询菜品和对应的口味
     * @param id
     * @return
     */
    @GetMapping("/{id}")
    @ApiOperation("根据id查询菜品和对应的口味")
    public Result<DishVO> getById(@PathVariable Long id){
        log.info("根据id查询菜品信息：{}", id);
        DishVO dishVO = dishService.getByIdWithFlavor(id);
        return Result.success(dishVO);
    }

    @PostMapping("/status/{status}")
    @ApiOperation("菜品起售、停售")
    public Result startOrStop(@PathVariable Integer status, Long id){
        log.info("菜品起售、停售：{}", id);
        dishService.startOrStop(status,id);

        // 删除所有缓存数据
        clearCache("dish_*");

        return Result.success();
    }

    @PutMapping
    @ApiOperation("修改菜品")
    public Result update(@RequestBody DishDTO dishDTO){
        log.info("修改菜品信息：{}",dishDTO);
        dishService.updateWithFlavor(dishDTO);

        // 删除所有缓存数据
        clearCache("dish_*");

        return Result.success();
    }

    // 清理缓存数据
    private void clearCache(String pattern){
        Set keys = redisTemplate.keys(pattern);
        redisTemplate.delete(keys);
    }

    @GetMapping("/list")
    @ApiOperation("根据分类id查询菜品")
    public Result<List<DishVO>> list(Dish dish){
        log.info("根据分类id查询菜品");
        List<DishVO> list = dishService.listWithFlavor(dish);
        return Result.success(list);
    }

}
